FazBrowse GitHub Viewer
|
Trending
|
URL:
|
Home
Tools:
[Download Repo ZIP]
[View Raw Code]
[Original HTTPS Page]
ghostwriter/src/MemoryArena.h at master · jackcoolpython/ghostwriter · GitHub
jackcoolpython
ghostwriter
Repository navigation
Code
Pull requests
Actions
Projects
Security and quality
Insights
Expand file tree
Breadcrumbs
ghostwriter
/
src
/
MemoryArena.h
Copy path
More file actions
More file actions
Latest commit
History
History
History
76 lines (66 loc) · 2.05 KB
Breadcrumbs
ghostwriter
/
src
/
MemoryArena.h
Copy path
File metadata and controls
76 lines (66 loc) · 2.05 KB
Raw
Copy raw file
Download raw file
Open symbols panel
Edit and raw actions
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
/*
**********************************************************************
*
* Copyright (C) 2020 wereturtle
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
**********************************************************************
*/
#
ifndef
MEMORY_ARENA_H
#
define
MEMORY_ARENA_H
#
include
<
QLinkedList
>
#
include
<
QVector
>
/*
*
* This class provides a simple memory arena for allocating chunks of
* memory for a single class/struct type. It does not as yet support
* parameters in class constructors. Use this class to avoid
* new/delete calls for each object allocated when there are many
* objects of the same type being created and destroyed.
*/
template
<
class
T
>
class
MemoryArena
{
public:
/*
*
* Constructor.
*/
MemoryArena
();
/*
*
* Constructor. Takes the number of objects to allocate
* for each memory chunk added to the arena.
*/
MemoryArena
(
const
size_t
chunkSize);
/*
*
* Destructor.
*/
~MemoryArena
();
/*
*
* Allocates a new object.
*/
T*
allocate
();
/*
*
* Frees all the memory in the arena.
*/
void
freeAll
();
private:
typedef
QVector<T> Chunk;
QLinkedList<Chunk*> arena;
QMutableLinkedListIterator<Chunk*> currentChunk;
int
slotIndex;
size_t
chunkSize;
};
#
ifndef
MEMORY_ARENA_CPP
#
define
MEMORY_ARENA_CPP
#
include
"
MemoryArena.cpp
"
#
endif
#
endif
Back
|
FazBrowse Home
|
New Git URL